— 21 —
— 22 —
4-9. IC PIN FUNCTION
• IC701 SYSTEM CONTROL (uPD780205GF)
Pin No.
Pin Name
I/O
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
V
DD
ANT
ATT
BAND1
BAND2
IF-B
N.C.
MONO
TUN
RESET
X2
4.19MHz
GND
N.C.
LOCK
V
DD
CLK
DATA
D-IN
CE
BLN
ST
CAL
AST
AV
SS
MUTE
EON
PGM
DATA RDS
R2
KEY 2
KEY 1
SI
AV
DD
AV
REF
RIN
R1
RDS CLK
POWER
GND
—
—
—
—
—
—
—
—
—
I
O
I
—
—
I
—
O
O
I
O
—
I
—
I
—
O
—
—
I
—
I
I
I
—
I
I
—
I
I
—
Power supply (+5V).
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
Not used.
System reset input.
Oscillation signal output (4.19MHz).
Oscillation signal input (4.19MHz).
Ground.
Not used.
Lock signal input.
Power supply (+5V).
PLL clock to FE101.
PLL data to FE101.
PLL data from FE101.
PLL latch to FE101.
Not used.
Stereo display detection.
Not used.
Auto stop signal detection.
Ground. (Analog)
Muting signal output.
Not used.
Not used.
RDS data input.
Not used.
Key input.
Key input.
Signal input.
Analog power supply (+5V).
Reference voltage (+5V).
Remote control input.
Not used.
RDS data clock input.
Power supply ON/OFF monitor.
Ground.
I/O
Function
Pin No.
Pin Name
41
42
43
44
45
46
47-78
79
80-83
84,85
86-100
IS 5
IS 4
IS 3
IS 2
IS 1
V
DD
P
1
-P
32
V LOAD
P33-P36
P37.16G
15G-1G
I
I
I
I
I
—
O
—
O
—
O
Model detection.
Power supply (+5V).
Drives indication tube.
Power supply (–30V).
Drives indication tube.
Not used.
Drives indication tube.
